<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="./OL_SDK/include-openlayers-local.js"></script>
    <script src="./libs/gaode.js"></script>
</head>

<body>
    <div id="map">
    </div>
    <script>
        var map = new ol.Map({
            target: "map",
            layers: [gaode],
            view: new ol.View({
                projection: 'EPSG:4326',
                center: [114.30, 30.50],
                zoom: 4
            })
        })
        const style = new ol.style.Style({
            text: new ol.style.Text({
                offsetX: -20,// 默认就是从左上开始往右下移动（给正数）
                offsetY: -20,
                // offsetY: 10,
                font: 'normal 50px 微软雅黑',
                text: '武汉市',
                fill: new ol.style.Fill({ color: '#333' }),
                stroke: new ol.style.Stroke({ color: "#ff2d51", width: 2 })
            })
        })
        map.on('click',(e)=>{
            const coordinate = e.coordinate
            const point = new ol.Feature({
                // geometry: new ol.geom.Point([114.30, 30.50])
                geometry: new ol.geom.Point(coordinate)
            })
            source.addFeature(point)
        })
        
        const source = new ol.source.Vector({
        })
        const layer = new ol.layer.Vector({
            source,
            style
        })
        // map.addLayer(layer)
        layer.setMap(map)
    </script>
</body>

</html>